Adding prometheus dashboard support #1
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Co-authored-by: Todd Gaugler <gauglertodd@gmail.com> Signed-off-by: Tim Paine <timothy.paine@cubistsystematic.com> Adding prometheus dashboard support Co-authored-by: Todd Gaugler <gauglertodd@gmail.com> Signed-off-by: Tim Paine <timothy.paine@cubistsystematic.com> . . ... ... ... ... ...
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Adding an option to periodically scrape the ray metrics actor, and publish to appropriate perspective tables.
I tested this mostly low scale (2-5 second scraping logic, running for a few hours, adding unit test, that kind of thing). It's possible we want this to be more of an "experimental" feature, and/or restrict the tables and metrics we actually care to scrape/publish, but I think this is cool enough for now that we should publish this as an option.
leaving for a few hours, my local cluster cpu/memory was largely the same throughout, and looked like this:
which also seems to reflect closely the default option for our cluster, which looks like this:
(Note this is all running on my local, head node)
With minimal effort, we suddenly get access to all these (and more!) perspective metrics:
and the metrics are pretty expansive,